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authorDimitry Andric <dim@FreeBSD.org>2015-01-07 19:55:37 +0000
committerDimitry Andric <dim@FreeBSD.org>2015-01-07 19:55:37 +0000
commitca9211ecdede9bdedb812b2243a4abdb8dacd1b9 (patch)
tree9b19e801150082c33e9152275829a6ce90614b55 /test/asan/TestCases/Posix/ioctl.cc
parent8ef50bf3d1c287b5013c3168de77a462dfce3495 (diff)
downloadsrc-ca9211ecdede9bdedb812b2243a4abdb8dacd1b9.tar.gz
src-ca9211ecdede9bdedb812b2243a4abdb8dacd1b9.zip
Import compiler-rt trunk r224034.vendor/compiler-rt/compiler-rt-r224034
Notes
Notes: svn path=/vendor/compiler-rt/dist/; revision=276789 svn path=/vendor/compiler-rt/compiler-rt-r224034/; revision=276790; tag=vendor/compiler-rt/compiler-rt-r224034
Diffstat (limited to 'test/asan/TestCases/Posix/ioctl.cc')
-rw-r--r--test/asan/TestCases/Posix/ioctl.cc24
1 files changed, 24 insertions, 0 deletions
diff --git a/test/asan/TestCases/Posix/ioctl.cc b/test/asan/TestCases/Posix/ioctl.cc
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index 000000000000..78f152fe93fe
--- /dev/null
+++ b/test/asan/TestCases/Posix/ioctl.cc
@@ -0,0 +1,24 @@
+// RUN: %clangxx_asan -O0 -g %s -o %t && ASAN_OPTIONS=handle_ioctl=1 not %run %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -O3 -g %s -o %t && ASAN_OPTIONS=handle_ioctl=1 not %run %t 2>&1 | FileCheck %s
+
+// RUN: %clangxx_asan -O0 -g %s -o %t && %run %t
+// RUN: %clangxx_asan -O3 -g %s -o %t && %run %t
+
+#include <assert.h>
+#include <stdlib.h>
+#include <sys/ioctl.h>
+#include <sys/socket.h>
+#include <unistd.h>
+
+int main(int argc, char **argv) {
+ int fd = socket(AF_INET, SOCK_DGRAM, 0);
+
+ int nonblock;
+ int res = ioctl(fd, FIONBIO, &nonblock + 1);
+ // CHECK: AddressSanitizer: stack-buffer-overflow
+ // CHECK: READ of size 4 at
+ // CHECK: {{#.* in main .*ioctl.cc:}}[[@LINE-3]]
+ assert(res == 0);
+ close(fd);
+ return 0;
+}